/Engine/Source/Runtime/Engine/Public/GeomTools.h
Split 2D polygons with a 3D plane.
namespace FGeomTools { void FGeomTools::Split2DPolysWithPlane ( [FUtilPoly2DSet](API\Runtime\Engine\FUtilPoly2DSet) & PolySet, const FPlane & Plane, const [FColor](API\Runtime\Core\Math\FColor) & ExteriorVertColor, const [FColor](API\Runtime\Core\Math\FColor) & InteriorVertColor ) }